| PAGE | |
| AN OLD ENGLISH GLASS HOUSE, A.D. 1790 | [Frontispiece] |
| HORIZONTAL CRACKING-OFF MACHINE | [1] |
| INTERIOR VIEW OF AN ENGLISH GLASS-MELTING FURNACE | [44] |
| EXTERIOR VIEW OF AN ENGLISH GLASS-MELTING FURNACE | [46] |
| SIEMENS SIEGBERT REGENERATIVE GLASS-MELTING FURNACE— | |
| FIG. A. CROSS SECTION | [48] |
| FIG. B. SECTIONAL PLAN | [49] |
| Fig. C. SECTIONAL ELEVATION | [50] |
| A MODERN GLASS HOUSE. HERMANSEN’S CONTINUOUS RECUPERATIVE GLASS-MELTING FURNACE, COVERED POT TYPE | [52] |
| HERMANSEN’S CONTINUOUS RECUPERATIVE GLASS-MELTING FURNACE, 8-POT TYPE | [53] |
| HERMANSEN FURNACE— | |
| FIG. A. SECTION THROUGH GAS PRODUCER | [54] |
| FIG. B. CROSS SECTION THROUGH GAS PRODUCER | [55] |
| FIG. SECTIONAL PLAN | [56] |
| “THE HARLINGTON” BOTTLE-MAKING MACHINE | [79] |
| GLASS WORKER’S CHAIR | [81] |
| GLASSWARE BLOWN IN MOULDS, FIG. A. AND B. | [85] |
| VERTICAL CRACKING-OFF MACHINE | [87] |
| FOUR STAGES IN CROWN GLASS MAKING (A, B, C, D) | [90] |
| SIX STAGES IN SHEET GLASS MAKING (A, B, C, D, E, F) | [91] |
| MACHINE FOR SMOOTHING BOTTOMS OF TUMBLERS | [110] |
| GLASS ENGRAVING | [113] |
GLASS AND GLASS
MANUFACTURE